InChI=1/C18H18Cl2N2O4S/c1-11-3-4-12(2)17(7-11)27(24,25)21-9-14-10-22(18(23)26-14)13-5-6-15(19)16(20)8-13/h3-8,14,21H,9-10H2,1-2H3/t14-/m1/s1 DB0AAB1C151AA610